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Calculating negative IRR (Internal Rate of Return) where EVERYTHING is negative

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(@ccovington750)
Posts: 5
Active Member
Topic starter
 

We are undertaking a project where ALL the resulting cashflows are negative.  We are undertaking the project as an operational investment, understanding that it will be a cost of doing business.  HOWEVER, because all the numbers are negative, I am getting a #NUM! response.  We still want to know the IRR, even if negative.  Can you help?  Here are the numbers:

2022   -761,198

2023   -604,215

2024   -642,156

2025   -678,380

2026   -719,923

2027   -759,800

 
Posted : 16/10/2021 11:46 am
(@ccovington750)
Posts: 5
Active Member
Topic starter
 

I believe I may have come up with a solution for my particular issue, but I'd appreciate opinions as to whether my logic is correct.

 

In order to get the formula to work,

 

(1) I took the total investments (expenses), and put the entire negative balance as the investment amount (should I have used NPV?).

(2) we are realizing some savings over the years of the project, so they are in their respective years -- the total expenses for the years is the same, and NOW the formula works with the following inputs:

2022   -8,138,740

2023   719,224

2024   755,039

2025   792,686

2026   832,260

2027   873,858

 
Posted : 16/10/2021 2:39 pm
(@mynda)
Posts: 4761
Member Admin
 

Hi Cynthia,

I don't think IRR is correct to use in this case because there is no 'return' as such. NPV makes more sense. i.e. what's the net present value of the total cash flows. 

Mynda

 
Posted : 19/10/2021 1:47 am
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